Year Dollars 1992-01-01 1854129 1997-01-01 572862 2002-01-01 494829 2003-01-01 855021 2004-01-01 571282 2005-01-01 608680 2006-01-01 753389 2007-01-01 972864 2008-01-01 938642 2009-01-01 969192 2010-01-01 930934 2011-01-01 1110006 2012-01-01 1412154 2013-01-01 2463382 2014-01-01 605135 2015-01-01 1502303 2016-01-01 920196